aFe MagnumFORCE Performance Accessories Coupling Kit 4in x 3 1/2in ID x 40 Degree (Polyurethane) master Big performance in a small

Big performance in a small package

Flow capacity of up to 250 GPH (4

California manufacturing facility

This cover snaps onto the air intake housing with magnets making for a hassle-free installation

aFe MagnumFORCE Performance Accessories Coupling Kit 4in x 3 1/2in ID x 40 Degree (Polyurethane) master Big performance in a smallAdvanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance aftermarket air filter. We are a team of engineers, machinists, production and sales people who believe in the product we design. We each have years of experience in our